.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
    .left {
        // float: left;
    }
    .right {
        // float: right;
    }
}
.main {
    min-height: calc(100vh - 64px - 68px);
}
.footer {
    text-align: center;
    background-color: #f7f7f7;
    border-top: 1px solid #e8e8e8;
}